central plate

例句：

1. 1. The central plate of the machine is where all the moving parts come together.
   机器的核心板是所有移动部件聚集的地方。
2. 2. The central plate of the computer has a large number of circuits and components.
   计算机的核心板有大量的电路和组件。
3. 3. The central plate of the car engine is where the fuel and air mixture is mixed.
   汽车发动机的核心板是燃料和空气混合物混合的地方。